package br.com.testes;

import java.io.Serializable;

class Mammal{
	Mammal(){System.out.print("fur bearing");}
}

class Platypus extends Mammal implements Serializable{
	Platypus(){System.out.println("egg laying");}
	Platypus p = new Platypus();
	System.out.println(p);
}